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2026-07-15 - 06:21
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Jul 15, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3179521670,2sleep10-21swapper/119:05:251
32253216497,6sleep20-21swapper/219:08:242
320842114104,7sleep30-21swapper/319:06:123
32071211098,7sleep00-21swapper/019:06:020
127662660,0sleep212771-21unixbench_multi21:10:272
83252620,1sleep338-21rcuc/300:00:193
66842590,0sleep30-21swapper/320:40:123
179952580,0sleep00-21swapper/020:20:180
69472560,0sleep10-21swapper/123:00:191
54212560,0sleep05423-21aten2_r5power_p20:10:130
251932550,0sleep30-21swapper/322:50:193
209312540,0sleep30-21swapper/323:15:183
268772530,1sleep20-21swapper/223:50:132
32545993127,3cyclictest0-21swapper/119:58:301
3254999280,22cyclictest0-21swapper/219:21:122
3254599280,27cyclictest0-21swapper/122:58:021
3254599280,27cyclictest0-21swapper/120:02:151
32549992718,1cyclictest749-21snmpd23:27:472
3254999270,25cyclictest0-21swapper/221:15:122
3254999270,25cyclictest0-21swapper/221:15:122
3254599270,26cyclictest0-21swapper/123:09:591
3254599270,26cyclictest0-21swapper/122:23:311
3254599270,26cyclictest0-21swapper/120:24:301
3254599270,26cyclictest0-21swapper/120:13:121
3254599270,26cyclictest0-21swapper/100:03:261
32549992618,1cyclictest749-21snmpd00:02:202
32549992617,1cyclictest749-21snmpd20:15:512
3254999260,25cyclictest0-21swapper/222:13:402
3254999260,25cyclictest0-21swapper/220:31:542
3254599260,26cyclictest0-21swapper/123:43:211
3254599260,26cyclictest0-21swapper/122:42:161
3254599260,25cyclictest0-21swapper/123:50:441
3254599260,25cyclictest0-21swapper/123:46:201
3254599260,25cyclictest0-21swapper/123:35:111
3254599260,25cyclictest0-21swapper/122:34:161
3254599260,25cyclictest0-21swapper/122:19:191
3254599260,25cyclictest0-21swapper/120:48:121
3254599260,25cyclictest0-21swapper/120:35:241
3254599260,25cyclictest0-21swapper/119:49:121
3254599260,25cyclictest0-21swapper/119:32:001
3254599260,25cyclictest0-21swapper/119:28:241
32549992521,3cyclictest0-21swapper/222:26:592
32549992518,1cyclictest749-21snmpd20:11:182
3254999250,24cyclictest0-21swapper/221:44:372
32545992521,3cyclictest0-21swapper/100:38:541
32545992521,3cyclictest0-21swapper/100:38:531
3254599250,25cyclictest0-21swapper/122:53:111
3254599250,25cyclictest0-21swapper/121:51:551
3254599250,25cyclictest0-21swapper/121:45:341
3254599250,24cyclictest0-21swapper/123:16:331
3254599250,24cyclictest0-21swapper/121:43:311
3254599250,24cyclictest0-21swapper/121:35:171
3254599250,24cyclictest0-21swapper/100:12:471
32549992420,3cyclictest0-21swapper/221:36:342
3254999241,4cyclictest0-21swapper/219:16:022
3254999240,1cyclictest0-21swapper/221:57:252
3254999240,17cyclictest0-21swapper/222:01:302
3254599240,24cyclictest0-21swapper/120:16:141
3254999230,22cyclictest0-21swapper/220:00:152
32545992320,3cyclictest0-21swapper/121:29:551
3254599230,23cyclictest0-21swapper/121:33:201
3254599230,22cyclictest0-21swapper/121:09:521
3254599230,22cyclictest0-21swapper/121:00:431
3254599230,22cyclictest0-21swapper/120:07:121
32549992220,2cyclictest0-21swapper/220:47:452
32549992219,3cyclictest0-21swapper/222:51:142
32549992219,2cyclictest0-21swapper/221:31:462
3254999220,3cyclictest0-21swapper/219:47:152
3254999220,21cyclictest0-21swapper/219:29:082
32545992220,2cyclictest0-21swapper/123:24:411
32545992214,8cyclictest0-21swapper/120:27:421
3254599220,22cyclictest0-21swapper/100:24:121
3254599220,21cyclictest0-21swapper/123:55:121
3254599220,21cyclictest0-21swapper/123:32:231
3254599220,21cyclictest0-21swapper/121:24:311
32538992219,2cyclictest749-21snmpd21:13:160
32538992219,2cyclictest749-21snmpd00:33:030
32538992218,2cyclictest749-21snmpd00:37:030
32538992218,2cyclictest749-21snmpd00:37:020
32549992117,3cyclictest0-21swapper/223:39:352
32549992117,3cyclictest0-21swapper/200:25:382
3254999210,3cyclictest0-21swapper/222:56:042
3254999210,20cyclictest0-21swapper/222:08:462
3254999210,20cyclictest0-21swapper/221:49:592
3254999210,20cyclictest0-21swapper/220:42:062
3254999210,19cyclictest0-21swapper/219:50:162
32545992117,3cyclictest0-21swapper/100:28:201
3254599210,21cyclictest0-21swapper/120:50:541
3254599210,21cyclictest0-21swapper/120:43:061
3254599210,20cyclictest0-21swapper/123:26:021
3254599210,20cyclictest0-21swapper/122:29:521
3254599210,20cyclictest0-21swapper/122:02:191
3254599210,20cyclictest0-21swapper/119:13:241
3254599210,20cyclictest0-21swapper/100:30:031
3254599210,20cyclictest0-21swapper/100:15:441
32538992119,1cyclictest749-21snmpd22:37:230
32538992118,2cyclictest749-21snmpd22:31:520
32538992118,2cyclictest749-21snmpd00:16:420
32538992117,2cyclictest749-21snmpd20:18:240
32538992117,2cyclictest16497-21sadc22:14:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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